Finding the Fourth Proportional to 2,652,999.84, 3,657,432.60 and 2,243,458.62
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Solution
The fourth proportional to 2,652,999.84, 3,657,432.60 and 2,243,458.62 is: 3,092,837.99
Step by Step Solution
- Step 1: Write the proportion equation
2,652,999.84 : 3,657,432.60 = 2,243,458.62 : x - Step 2: Convert to fraction form
2,652,999.84/3,657,432.60 = 2,243,458.62/x - Step 3: Cross multiply
2,652,999.84x = 3,657,432.60 × 2,243,458.62 - Step 4: Simplify right side
2,652,999.84x = 8,205,298,693,539.01 - Step 5: Solve for x
x = 8,205,298,693,539.01/2,652,999.84 - Step 6: Final answer
x = 3,092,837.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.